Savé weather in September

In September, Savé sees average daytime highs of 30°C and overnight lows near 23°C, with 176 mm of rain across 22.5 wet days and about 12 hours of daylight. It is the 10th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 0% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 12 h 12 min at the start of September to 11 h 54 min by month's end. Set against the rest of the year, September is Savé's 10th-clearest and 9th-windiest month. For the whole year in context, see Savé's year-round climate.

Daytime high
30°
10th warmest
Overnight low
23°
4th coldest
Rainfall
176 mm
22.5 wet days
Daylight
12 hours
6:43 AM – 6:46 PM
Cloud cover
80%
10th clearest
Wind
6 km/h
9th windiest
Solar energy
4.21 kWh/m²
Travel score
3.3
out of 10

Savé is Benin.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical September day in Savé reaches about 30°C in the afternoon and slips back to 23°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 32°C. Set against its neighbours, September runs about 1°C warmer than August and about 2°C cooler than October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12923
22923
33023
43023
53023
63023
73023
83023
93023
103023
113023
123023
133023
143023
153023
163023
173023
183023
193023
203023
213023
223023
233023
243023
253023
263023
273123
283123
293123
303123

How September really feels in Savé

Once humidity and wind are folded in, September averages 30 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
30
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Savé weather by month

How September compares with the rest of the year at a glance. September is the 10th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan34° / 22°50.911.63.6
Feb36° / 24°152.911.72.5
Mar36° / 25°498.611.92.2
Apr34° / 25°8313.112.22.6
May33° / 24°11917.412.42.9
Jun31° / 23°13821.412.53.2
Jul30° / 23°16623.312.43.5
Aug29° / 23°18122.712.33.7
Sep30° / 23°17622.5123.3
Oct32° / 23°9716.411.83.4
Nov34° / 23°16411.63.6
Dec34° / 22°51.111.53.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 0% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 12% of September, with mostly cloudy or overcast conditions the remaining 87%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1892
2892
3991
4991
51090
61090
71189
81189
91288
101288
111387
121387
131387
141486
151486
161486
171486
181486
191486
201486
211486
221486
231486
241486
251486
261486
271486
281486
291486
301486

Chance of precipitation in September

Any precipitation

Savé gets around 176 mm of rain over 22.5 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 75% and peaks near 79% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
179
279
379
479
579
679
779
879
978
1078
1178
1278
1378
1477
1577
1676
1776
1875
1975
2074
2173
2273
2372
2471
2570
2670
2769
2868
2968
3067

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the oppressive band about 100% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
12980
21990
31990
41990
51990
61990
71990
81990
91990
1001000
1101000
1201000
1301000
1401000
1501000
1601000
1701000
1801000
1901000
2001000
2101000
2201000
2301000
2401000
2501000
2601000
2701000
2801000
290991
300991

Wind in September

Winds average 6 km/h in September.

Across September, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
295calm
305calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 12 min at the start of September to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over September. Sunrise moves from 6:45 AM to 6:41 AM, and sunset from 6:54 PM to 6:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:456:54
212.16:456:54
312.16:456:53
412.16:456:53
512.16:456:52
612.16:446:52
712.16:446:51
812.16:446:50
912.16:446:50
1012.16:446:49
1112.16:446:49
1212.16:446:48
1312.16:446:47
1412.16:436:47
1512.16:436:46
1612.06:436:46
1712.06:436:45
1812.06:436:44
1912.06:436:44
2012.06:426:43
2112.06:426:43
2212.06:426:42
2312.06:426:42
2412.06:426:41
2512.06:426:40
2612.06:426:40
2712.06:426:39
2812.06:416:39
2911.96:416:38
3011.96:416:37

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.21 kWh/m².

For context, solar energy here swings from a low near 3.86 kWh/m² to a high of 5.93 kWh/m² in February across the year — September's 4.21 kWh/m² sits near the bottom.

012345151015202530
Solar energy (kWh/m²)Level
14.0Bright
24.0Bright
34.0Bright
44.0Bright
54.0Bright
64.1Bright
74.1Bright
84.1Bright
94.1Bright
104.1Bright
114.1Bright
124.2Bright
134.2Bright
144.2Bright
154.2Bright
164.2Bright
174.2Bright
184.3Bright
194.3Bright
204.3Bright
214.3Bright
224.3Bright
234.3Bright
244.3Bright
254.3Bright
264.4Bright
274.4Bright
284.4Bright
294.4Bright
304.4Bright
Planning a trip in September

Hazard calendar for Savé

In seasonPeak

In September, Savé sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

Savé's monsoon runs April–October, when most of the year's rain falls.

Savé sees seasonal dust haze (January–April), heaviest in February.

Monsoon
Dust
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Savé?

Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.3
Sightseeing
7th-best month of the year
4.6
Beach & pool
12th-best month of the year

September is a weaker month for outdoor sightseeing in Savé.

What to pack for Savé in September

From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In September, Savé sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. About 23 days see rain.

light clothesrain gear

UV index in Savé in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Savé peaks around April 11 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 7 (high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highApr 11UV 13Dec 20UV 7
UV index (midday)Level
Jan8Very high
Feb9Very high
Mar13Extreme
Apr13Extreme
May11Extreme
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep12Extreme
Oct12Extreme
Nov9Very high
Dec7High

Air quality in Savé in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in Savé is worst in February — around 85 µg/m³ PM2.5 (unhealthy), about 4.6× the cleanest month (August, 19 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0306090JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorUnhealthyFeb 984 µg/m³Aug 1219 µg/m³
PM2.5 (µg/m³)Level
Jan82Unhealthy
Feb85Unhealthy
Mar45Poor
Apr39Poor
May24Moderate
Jun20Moderate
Jul19Moderate
Aug19Moderate
Sep20Moderate
Oct30Moderate
Nov38Poor
Dec67Unhealthy
Location & terrain

Where is Savé?

Savé sits at 8.0°N, 2.5°E, 190 m above sea level, in Benin. The nearest listed city is Glazoué, 30 km away.

Dassa-ZoumèOuesséSavalouKétouBantéIganganCové

Topography around Savé

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Savé.

Within 3 km, the terrain around Savé has significant variations in elevation — a maximum elevation change of 263 m around an average of 196 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 325 m; within 80 km, significant variations in elevation — a maximum elevation change of 523 m.

The land around Savé is covered by trees (39%) and shrubs (23%) within 3 km, trees (36%) and shrubs (35%) within 16 km, and trees (41%) and shrubs (38%) within 80 km.

3 km
263 m
16 km
325 m
80 km
523 m
treesshrubsgrasslandcroplandartificial surfaces
September weather nearby: Glazoué 30 km · Dassa-Zoumè 46 km · Ouessé 51 km · Savalou 57 km · Kétou 76 km · Banté 78 km · Igangan 86 km · Cové 92 km

Benin travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
220 V · 50 Hz
Prices
≈ 34% of US
price level, 2025
GDP per capita
$1,658
2025
Happiness
4.4 / 10
World Happiness, 2025
Safe drinking water
18%
of population, 2024
Homicide rate
1.1
per 100k, 2017
Road deaths
26.8
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Very low
EF EPI 406
Religion
Muslim 28%Roman Catholic 26%Protestant 14%Vodoun 12%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Savé (8.0342°, 2.4866°, elevation 190 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).